OpenTechnical

OT-2026-000036705

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000036705) never changes.

Identity and time

Publication numberOT-2026-000036705 · never reused
Internal UUID01a0ae77-46e8-74fe-8c11-551d3fee50a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036705
StatusPUBLIC

Content hashes

Canonical text91d5fc884887c9297481824b2c984d79e3a44fa04ebc270578e6a08e28986e0b
Markdown6535100f4f92400c529f4a8aea1687d457bd9fdbf75feeeccfadfcc869194303
PDF
Publication page73f1e4d878cb3049547828fee4e4c63b64f4845293bfa4f692777a616a35e10c
Manifestcc423e37b7332d606bff70c12367b4db200651beaf5ff22af02b7e252e624234

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureDwq52TbvGy5yh3I8bo/mjAmd8OcwSiSsTi3Lp3OUoSf98MvRMQEQjf//hvJfkSsN9JIxlBpxk45vVlJRD5jmCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:03.919901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036705
observed 73f1e4d878cb3049547828fee4e4c63b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:03.901515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036705/manifest.json
observed cc423e37b7332d606bff70c12367b4db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:03.883963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036705/publication.md
observed 6535100f4f92400c529f4a8aea1687d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:03.866385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036705/publication.txt
observed 91d5fc884887c9297481824b2c984d79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.